Finding the Fourth Proportional to 2,130,610.41, 2,940,224.85 and 1,163,741.36
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Solution
The fourth proportional to 2,130,610.41, 2,940,224.85 and 1,163,741.36 is: 1,605,953.50
Step by Step Solution
- Step 1: Write the proportion equation
2,130,610.41 : 2,940,224.85 = 1,163,741.36 : x - Step 2: Convert to fraction form
2,130,610.41/2,940,224.85 = 1,163,741.36/x - Step 3: Cross multiply
2,130,610.41x = 2,940,224.85 × 1,163,741.36 - Step 4: Simplify right side
2,130,610.41x = 3,421,661,250,943.67 - Step 5: Solve for x
x = 3,421,661,250,943.67/2,130,610.41 - Step 6: Final answer
x = 1,605,953.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.